                   Logit & 2.15 & 2.89 & 2.40 & 2.64 & 2.19 & 0.99 & 0.68 \\
 $\beta $ heterogeneity & 1.29 & 2.02 & 1.48 & 2.26 & 1.65 & 0.98 & 0.66 \\
             Mixed Logit & 5.81 & 6.14 & 6.35 & 4.29 & 4.45 & 1.65 & 1.14 \\
